9 results
Evaluation of Electrical Injury in the Emergency Department 

Common Injuries by System:

CNS - Seizure, coma, spinal
Evaluation of Electrical ... injury (can be delayed ... ED arrival MSK ... Skin - Burns, may ... Management #Emergency #Algorithm
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... Action, ↑ EFR & AP ... ↑ QT interval (delays ... #Pharmacology #Classification ... #Classes #pathophysiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
out K+ efflux • Delays ... Vaughan Williams Classification ... ↑ QT interval (delays ... #Pharmacology #Classification ... #Classes #pathophysiology
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
AKI) What to ask ... - BMP, cap, CBC ... rhabdo/TLS) Causes ... often prostate related ... Nephrology #Diagnosis #Algorithm
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Differential Diagnosis Algorithm ... are present • Classic ... Amy Chung, MD, MSc ... Lymphoproliferative #Disorders #Classification ... #pathophysiology
Hepatorenal Syndrome (HRS)

Definition:
• Functional, potentially reversible kidney impairment.
• Occurs in advanced liver disease: cirrhosis, severe alcoholic
Pathophysiology: ... Exclude other AKI causes ... Classification: ... Norepinephrine may ... liver transplant evaluation
Delayed Fracture Healing - Non-Union - Malunion - Differential Diagnosis Algorithm

Inflammation (Hours-Days) -> Soft Callus (Days-Weeks)
Differential Diagnosis Algorithm ... Excessive bone gap ... NonUnion #Malunion #MSK ... Differential #Diagnosis #Algorithm ... #Orthopedics #Causes
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
(bilateral age related ... The evaluation should ... neuroma) and stroke may ... Head and neck masses ... Noise trauma ○ MS
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Preoperative Risk Evaluation ... ASA class If ... event, follow ACC algorithm ... Unstable Angina Delay ... stress testing may